Home / 28,426,280.52-39,228,501.78-16,203,924.84

Finding the Fourth Proportional to 28,426,280.52, 39,228,501.78 and 16,203,924.84

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Solution

The fourth proportional to 28,426,280.52, 39,228,501.78 and 16,203,924.84 is: 22,361,550.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,426,280.52 : 39,228,501.78 = 16,203,924.84 : x
  2. Step 2: Convert to fraction form
    28,426,280.52/39,228,501.78 = 16,203,924.84/x
  3. Step 3: Cross multiply
    28,426,280.52x = 39,228,501.78 × 16,203,924.84
  4. Step 4: Simplify right side
    28,426,280.52x = 635,655,694,428,926.25
  5. Step 5: Solve for x
    x = 635,655,694,428,926.25/28,426,280.52
  6. Step 6: Final answer
    x = 22,361,550.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.